<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>start</title>
    <link rel="stylesheet" href="../openlayers/theme/default/style.css" type="text/css">
    <script src="../openlayers/OpenLayers.js"></script>
    <script type="text/javascript">
        var map, layer;
        function init(){
            map = new OpenLayers.Map( 'map' );
            layer = new OpenLayers.Layer.WMS( "OpenLayers WMS",
                    "http://vmap0.tiles.osgeo.org/wms/vmap0",
                    {layers: 'basic'} );
            map.addLayer(layer);
            map.zoomToMaxExtent();
        }
    </script>
</head>
<body onload="init()">
    <div id="map">

    </div>
</body>
</html>